172193 has 8 divisors (see below), whose sum is σ = 208512. Its totient is φ = 138816.
The previous prime is 172181. The next prime is 172199. The reversal of 172193 is 391271.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 172193 - 28 = 171937 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (172199) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 605 + ... + 842.
It is an arithmetic number, because the mean of its divisors is an integer number (26064).
2172193 is an apocalyptic number.
It is an amenable number.
172193 is a deficient number, since it is larger than the sum of its proper divisors (36319).
172193 is a wasteful number, since it uses less digits than its factorization.
172193 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1471.
The product of its digits is 378, while the sum is 23.
The square root of 172193 is about 414.9614439921. The cubic root of 172193 is about 55.6337708679.
The spelling of 172193 in words is "one hundred seventy-two thousand, one hundred ninety-three".
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